OProfile: Fix build error in op_model_athlon.c

Signed-off-by: Robert Richter <robert.richter@amd.com>
Cc: oprofile-list <oprofile-list@lists.sourceforge.net>
Cc: Barry Kasindorf <barry.kasindorf@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 5 insertions, 0 deletions

diff --git a/arch/x86/oprofile/op_model_athlon.c b/arch/x86/oprofile/op_model_athlon.c
index 90193b1538a0..284c45661ed7 100644
--- a/arch/x86/oprofile/op_model_athlon.c
+++ b/arch/x86/oprofile/op_model_athlon.c
@@ -73,6 +73,11 @@
 /* MSR to set the IBS control register APIC LVT offset */
 #define IBS_LVT_OFFSET_PCI              0x1CC
 
+/* The function interface needs to be fixed, something like add
+   data. Should then be added to linux/oprofile.h. */
+extern void oprofile_add_ibs_sample(struct pt_regs *const regs,
+                                    unsigned int * const ibs_sample, u8 code);
+
 struct ibs_fetch_sample {
         /* MSRC001_1031 IBS Fetch Linear Address Register */
         unsigned int ibs_fetch_lin_addr_low;